Mangai weather in May

In May, Mangai sees average daytime highs of 30°C and overnight lows near 23°C, with 98 mm of rain across 17 wet days and about 11.8 hours of daylight. It is the 7th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 16% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of May to 11 h 48 min by month's end. Set against the rest of the year, May is Mangai's 5th-clearest and 10th-windiest month. For the whole year in context, see Mangai's year-round climate.

Daytime high
30°
7th warmest
Overnight low
23°
9th coldest
Rainfall
98 mm
17 wet days
Daylight
11 h 48 min
5:44 AM – 5:33 PM
Cloud cover
71%
5th clearest
Wind
4 km/h
10th windiest
Solar energy
4.78 kWh/m²
Travel score
4.2
out of 10

Mangai is place in Kwilu Province, Democratic Republic of the Congo.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Mangai reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313022

How May really feels in Mangai

Once humidity and wind are folded in, May averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Mangai weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°1342012.23.7
Feb30° / 23°14118.112.13.6
Mar30° / 23°15422.2123.4
Apr30° / 23°15722.411.93.5
May30° / 23°981711.84.2
Jun30° / 22°276.311.85.3
Jul31° / 22°194.611.85.2
Aug30° / 22°6513.611.94.3
Sep30° / 22°12221.8123.5
Oct30° / 22°16925.312.13.3
Nov29° / 22°17624.212.23.4
Dec29° / 22°16223.512.23.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 69%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12179
22179
32278
42278
52377
62377
72476
82575
92674
102773
112872
122872
133070
143169
153169
163268
173268
183367
193367
203565
213565
223565
233763
243664
253763
263862
273862
283862
293961
303961
314258

Chance of precipitation in May

Any precipitation

Mangai gets around 98 mm of rain over 17 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 55% and peaks near 71% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
171
270
369
468
567
666
765
863
962
1061
1159
1258
1356
1455
1554
1653
1752
1851
1951
2050
2149
2249
2348
2447
2546
2646
2745
2844
2943
3042
3141

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the oppressive band about 93% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100919
200919
300919
400928
501918
601918
701918
801927
901927
1001927
1101927
1201936
1301936
1401936
1501945
1602935
1702935
1802935
1902935
2002935
2102935
2202935
2302944
2402944
2502944
2602944
2702944
2803934
2903943
3014923
3114923

Wind in May

Winds average 4 km/h in May.

Across May, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 54 min at the start of May to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over May. Sunrise moves from 5:43 AM to 5:46 AM, and sunset from 5:35 PM to 5:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:435:35
211.95:435:35
311.95:435:34
411.95:435:34
511.85:435:34
611.85:435:34
711.85:435:34
811.85:435:34
911.85:435:33
1011.85:435:33
1111.85:435:33
1211.85:435:33
1311.85:435:33
1411.85:435:33
1511.85:435:33
1611.85:445:33
1711.85:445:33
1811.85:445:33
1911.85:445:32
2011.85:445:32
2111.85:445:32
2211.85:445:32
2311.85:445:32
2411.85:455:32
2511.85:455:32
2611.85:455:33
2711.85:455:33
2811.85:455:33
2911.85:455:33
3011.85:455:33
3111.85:465:33

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.78 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.78 kWh/m² to a high of 5.36 kWh/m² in February across the year — May's 4.78 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in May

Is May a good time to visit Mangai?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.2
Sightseeing
4th-best month of the year
5.7
Beach & pool
4th-best month of the year

May is a reasonable time to visit Mangai for sightseeing.

What to pack for Mangai in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Mangai sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Mangai in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mangai peaks around March 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 14 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateExtremeMar 17UV 14Aug 14UV 4
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May9Very high
Jun8Very high
Jul7High
Aug4Moderate
Sep10Extreme
Oct13Extreme
Nov13Extreme
Dec9Very high

Air quality in Mangai in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Mangai is worst in August — around 116 µg/m³ PM2.5 (unhealthy), about 10.3× the cleanest month (November, 11 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateModerateAug 16108 µg/m³Nov 1312 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb24Moderate
Mar17Moderate
Apr13Moderate
May23Moderate
Jun39Poor
Jul53Poor
Aug116Unhealthy
Sep45Poor
Oct13Moderate
Nov11Good
Dec15Moderate
Location & terrain

Where is Mangai?

Mangai sits at 4.0°S, 19.5°E, 342 m above sea level, in Democratic Republic of the Congo. The nearest listed city is Dibaya-Lubwe, 39 km away.

IleboKikwitMasi-ManimbaKutu

Topography around Mangai

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mangai.

Within 3 km, the terrain around Mangai has only modest variations in elevation — a maximum elevation change of 109 m around an average of 354 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 208 m; within 80 km, significant variations in elevation — a maximum elevation change of 367 m.

The land around Mangai is covered by trees (47%) and water (33%) within 3 km, trees (79%) within 16 km, and trees (81%) within 80 km.

3 km
109 m
16 km
208 m
80 km
367 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Dibaya-Lubwe 39 km · Dungu 88 km · Idiofa 105 km · Bulungu 118 km · Ilebo 122 km · Kikwit 138 km · Masi-Manimba 200 km · Kutu 211 km

Democratic Republic of the Congo travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 42% of US
price level, 2025
GDP per capita
$807
2025
Happiness
3.8 / 10
World Happiness, 2025
Safe drinking water
12%
of population, 2024
Road deaths
34.9
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 400

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mangai (-4.0233°, 19.5339°, elevation 342 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).